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Federal
Navigable Waterway Network Lines
Federal Geographic Data Committee —
The Navigable Waterway Network Lines dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of... -
Federal
EnviroAtlas - Average Annual Soil Loss (Scaled) - Existing Land Use / Land Cover Scenario for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas national dataset shows the average annual soil loss from each pixel in metric tons per hectare*10,000 for the conterminous United States for 2011... -
Federal
Waterway Locks
Federal Geographic Data Committee —
The Waterway Locks dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation... -
Federal
EnviroAtlas - Average annual soil loss and sediment yield to waterbodies by 12-digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas national dataset shows the average annual soil loss and sediment yield to waterbodies by 12-digit HUC subwatershed for the conterminous United States... -
State
Surface Water Quality Polygon
State of Connecticut —
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes... -
Federal
Fort Necessity National Battlefield 2013 Wetland Study
Department of the Interior —
Current geospatial features are based on previous 2013 field and post-field work. The following describes the original work and, therefore, applies to these re-... -
Federal
H13367: NOS Hydrographic Survey , 2020-08-12
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
Lands Area Statistics
Department of Agriculture —
This dataset fulfills a request from multiple regional units as an operational aid that provides an authoritative companion to the Land Areas Report sliced along... -
County
Resource Protection Areas
Fairfax County, Virginia —
The Chesapeake Bay Preservation Ordinance was adopted to protect our local streams and one of the world's most productive estuaries, the Chesapeake Bay, from... -
State
Channels, Basins, and Anchorages
State of Connecticut —
Channels, Basins, and Anchorages is a 1:20,000-scale, polygon feature-based layer that includes the location of channels, turning basins, and anchorages within... -
Federal
EnviroAtlas - Average Annual Sediment Delivery Ratio (Scaled) - Existing Land Use / Land Cover Scenario for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas national dataset shows the average sediment delivery ratio (SDR) - the percentage of soil eroding from a pixel that is transported to a downstream... -
Federal
ALPO Summit Wetlands Geodatabase
Department of the Interior —
The objective of this investigation was to respond to a request for regional assistance for a comprehensive delineation of wetlands and associated waterways subject... -
County
Fox Waterway Agency Boundaries
Lake County, Illinois —
Download In State Plane Projection Here. Lake County portion of the Fox Waterway Agency boundaries as described by the Fox Waterway Agency Act legislation. Update... -
Federal
Pelican Spit 1988-1997
National Oceanic and Atmospheric Administration, Department of Commerce —
Densities of nekton were measured in three created salt marshes to examine habitat development rate. All three marshes were created from dredged material from the... -
State
Surface Water Quality Lines
State of Connecticut —
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes... -
Federal
BLM AK Easement 17(b) Line
Department of the Interior —
The ANCSA 17(b) Easement dataset represents spatial location and basic information about 17(b) easements within the state of Alaska. ANCSA 17(b) easements are rights... -
Federal
EnviroAtlas - Average Annual Soil Loss Avoided due to Vegetation (Scaled) for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas national dataset shows the average annual soil loss from each pixel avoided due to natural vegetation in metric tons per hectare*10,000 for the... -
Federal
EnviroAtlas - Average Annual Soil Loss (Scaled) - Natural Vegetation Removal Scenario for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas national dataset shows the average annual soil loss from each pixel in metric tons per hectare*10,000 for the conterminous United States for 2011...